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The film follows cleaning lady Lilly Hansen, who discovers her employer, managing director Martinsen, dead with a knife in his back. The plot thickens when Chief Inspector Bakker, despite battling the flu, is called to investigate and finds that the body has mysteriously disappeared. This sets off a comedic chain of events as another body is soon found in nearby Palace Park.

With a mix of crime and comedy, this film reflects the distinctive storytelling of the early 1970s. The top cast includes notable names like Arve Opsahl, Aud Schønemann, and Carsten Byhring, contributing to the film's engaging narrative. Collectors of foreign cinema and fans of vintage comedy will appreciate the film's unique charm and storytelling style, which captures the essence of its time.